diff options
| author | skal <pascal.massimino@gmail.com> | 2026-05-21 08:10:47 +0200 |
|---|---|---|
| committer | skal <pascal.massimino@gmail.com> | 2026-05-21 08:10:47 +0200 |
| commit | d806027dcaeadcdd8d2febd88bc46b2fd2c465de (patch) | |
| tree | 30bc1ef9f40ccab7c00e31ee20e62bb86755fa26 /cnn_v3/src/gbuf_deferred_effect.cc | |
| parent | 680042a18c11ad5e58757e45b260745c2f52417f (diff) | |
Diffstat (limited to 'cnn_v3/src/gbuf_deferred_effect.cc')
| -rw-r--r-- | cnn_v3/src/gbuf_deferred_effect.cc | 91 |
1 files changed, 49 insertions, 42 deletions
diff --git a/cnn_v3/src/gbuf_deferred_effect.cc b/cnn_v3/src/gbuf_deferred_effect.cc index de6bd29..561f660 100644 --- a/cnn_v3/src/gbuf_deferred_effect.cc +++ b/cnn_v3/src/gbuf_deferred_effect.cc @@ -1,4 +1,5 @@ -// GBufDeferredEffect — simple deferred render: albedo * shadow from packed G-buffer. +// GBufDeferredEffect — simple deferred render: albedo * shadow from packed +// G-buffer. #include "gbuf_deferred_effect.h" #include "gpu/gpu.h" @@ -10,22 +11,24 @@ extern const char* gbuf_deferred_wgsl; struct GBufDeferredUniforms { float resolution[2]; }; -static_assert(sizeof(GBufDeferredUniforms) == 8, "GBufDeferredUniforms must be 8 bytes"); +static_assert(sizeof(GBufDeferredUniforms) == 8, + "GBufDeferredUniforms must be 8 bytes"); static WGPUBindGroupLayoutEntry bgl_uint_tex(uint32_t binding) { WGPUBindGroupLayoutEntry e = {}; - e.binding = binding; - e.visibility = WGPUShaderStage_Fragment; - e.texture.sampleType = WGPUTextureSampleType_Uint; + e.binding = binding; + e.visibility = WGPUShaderStage_Fragment; + e.texture.sampleType = WGPUTextureSampleType_Uint; e.texture.viewDimension = WGPUTextureViewDimension_2D; return e; } -static WGPUBindGroupLayoutEntry bgl_uniform(uint32_t binding, uint64_t min_size) { +static WGPUBindGroupLayoutEntry bgl_uniform(uint32_t binding, + uint64_t min_size) { WGPUBindGroupLayoutEntry e = {}; - e.binding = binding; - e.visibility = WGPUShaderStage_Fragment; - e.buffer.type = WGPUBufferBindingType_Uniform; + e.binding = binding; + e.visibility = WGPUShaderStage_Fragment; + e.buffer.type = WGPUBufferBindingType_Uniform; e.buffer.minBindingSize = min_size; return e; } @@ -44,40 +47,43 @@ GBufDeferredEffect::GBufDeferredEffect(const GpuContext& ctx, }; WGPUBindGroupLayoutDescriptor bgl_desc = {}; bgl_desc.entryCount = 3; - bgl_desc.entries = entries; - WGPUBindGroupLayout bgl = wgpuDeviceCreateBindGroupLayout(ctx_.device, &bgl_desc); + bgl_desc.entries = entries; + WGPUBindGroupLayout bgl = + wgpuDeviceCreateBindGroupLayout(ctx_.device, &bgl_desc); WGPUPipelineLayoutDescriptor pl_desc = {}; pl_desc.bindGroupLayoutCount = 1; - pl_desc.bindGroupLayouts = &bgl; + pl_desc.bindGroupLayouts = &bgl; WGPUPipelineLayout pl = wgpuDeviceCreatePipelineLayout(ctx_.device, &pl_desc); WGPUShaderSourceWGSL wgsl_src = {}; wgsl_src.chain.sType = WGPUSType_ShaderSourceWGSL; - const std::string composed = ShaderComposer::Get().Compose({}, gbuf_deferred_wgsl); - wgsl_src.code = str_view(composed.c_str()); + const std::string composed = + ShaderComposer::Get().Compose({}, gbuf_deferred_wgsl); + wgsl_src.code = str_view(composed.c_str()); WGPUShaderModuleDescriptor shader_desc = {}; shader_desc.nextInChain = &wgsl_src.chain; - WGPUShaderModule shader = wgpuDeviceCreateShaderModule(ctx_.device, &shader_desc); + WGPUShaderModule shader = + wgpuDeviceCreateShaderModule(ctx_.device, &shader_desc); WGPUColorTargetState target = {}; - target.format = WGPUTextureFormat_RGBA8Unorm; + target.format = WGPUTextureFormat_RGBA8Unorm; target.writeMask = WGPUColorWriteMask_All; WGPUFragmentState frag = {}; - frag.module = shader; - frag.entryPoint = str_view("fs_main"); + frag.module = shader; + frag.entryPoint = str_view("fs_main"); frag.targetCount = 1; - frag.targets = ⌖ + frag.targets = ⌖ WGPURenderPipelineDescriptor pipe_desc = {}; - pipe_desc.layout = pl; - pipe_desc.vertex.module = shader; - pipe_desc.vertex.entryPoint = str_view("vs_main"); - pipe_desc.fragment = &frag; - pipe_desc.primitive.topology = WGPUPrimitiveTopology_TriangleList; - pipe_desc.multisample.count = 1; - pipe_desc.multisample.mask = UINT32_MAX; + pipe_desc.layout = pl; + pipe_desc.vertex.module = shader; + pipe_desc.vertex.entryPoint = str_view("vs_main"); + pipe_desc.fragment = &frag; + pipe_desc.primitive.topology = WGPUPrimitiveTopology_TriangleList; + pipe_desc.multisample.count = 1; + pipe_desc.multisample.mask = UINT32_MAX; pipeline_.set(wgpuDeviceCreateRenderPipeline(ctx_.device, &pipe_desc)); @@ -89,46 +95,47 @@ GBufDeferredEffect::GBufDeferredEffect(const GpuContext& ctx, void GBufDeferredEffect::render(WGPUCommandEncoder encoder, const UniformsSequenceParams& params, NodeRegistry& nodes) { - WGPUTextureView feat0_view = nodes.get_view(input_nodes_[0]); - WGPUTextureView feat1_view = nodes.get_view(input_nodes_[1]); + WGPUTextureView feat0_view = nodes.get_view(input_nodes_[0]); + WGPUTextureView feat1_view = nodes.get_view(input_nodes_[1]); WGPUTextureView output_view = nodes.get_view(output_nodes_[0]); - // Upload resolution uniform into the base class uniforms buffer (first 8 bytes). + // Upload resolution uniform into the base class uniforms buffer (first 8 + // bytes). GBufDeferredUniforms u; u.resolution[0] = params.resolution.x; u.resolution[1] = params.resolution.y; - wgpuQueueWriteBuffer(ctx_.queue, uniforms_buffer_.get().buffer, 0, - &u, sizeof(u)); + wgpuQueueWriteBuffer(ctx_.queue, uniforms_buffer_.get().buffer, 0, &u, + sizeof(u)); WGPUBindGroupLayout bgl = wgpuRenderPipelineGetBindGroupLayout(pipeline_.get(), 0); WGPUBindGroupEntry bg_entries[3] = {}; - bg_entries[0].binding = 0; + bg_entries[0].binding = 0; bg_entries[0].textureView = feat0_view; - bg_entries[1].binding = 1; + bg_entries[1].binding = 1; bg_entries[1].textureView = feat1_view; - bg_entries[2].binding = 2; - bg_entries[2].buffer = uniforms_buffer_.get().buffer; - bg_entries[2].size = sizeof(GBufDeferredUniforms); + bg_entries[2].binding = 2; + bg_entries[2].buffer = uniforms_buffer_.get().buffer; + bg_entries[2].size = sizeof(GBufDeferredUniforms); WGPUBindGroupDescriptor bg_desc = {}; - bg_desc.layout = bgl; + bg_desc.layout = bgl; bg_desc.entryCount = 3; - bg_desc.entries = bg_entries; + bg_desc.entries = bg_entries; bind_group_.replace(wgpuDeviceCreateBindGroup(ctx_.device, &bg_desc)); wgpuBindGroupLayoutRelease(bgl); WGPURenderPassColorAttachment color_att = {}; - color_att.view = output_view; - color_att.loadOp = WGPULoadOp_Clear; - color_att.storeOp = WGPUStoreOp_Store; + color_att.view = output_view; + color_att.loadOp = WGPULoadOp_Clear; + color_att.storeOp = WGPUStoreOp_Store; color_att.clearValue = {0.0f, 0.0f, 0.0f, 1.0f}; color_att.depthSlice = WGPU_DEPTH_SLICE_UNDEFINED; WGPURenderPassDescriptor pass_desc = {}; pass_desc.colorAttachmentCount = 1; - pass_desc.colorAttachments = &color_att; + pass_desc.colorAttachments = &color_att; WGPURenderPassEncoder pass = wgpuCommandEncoderBeginRenderPass(encoder, &pass_desc); |
